2011 Lexus IS 350 Owners Manual - Page 39

1-2. Opening, closing and locking the doors and trunk n Impact detection door lock release system In the event that the vehicle is subject to a strong impact, all the doors are unlocked. Depending on the force of the impact or the type of accident, however, the system may not operate. n Using the mechanical key The doors can also be locked and unlocked with the mechanical key. (→P. 494) n Customization that can be configured at Lexus dealer Settings (e.g. unlocking function using a key) can be changed. (Customizable features →P. 540) CAUTION n To prevent an accident Observe the following precautions while driving the vehicle. Failing to do so may result in a door opening and an occupant falling out, resulting in death or serious injury. l Always use a seat belt. l Always lock all doors. l Ensure that all doors are properly closed. l Do not pull the inside handle of the doors while driving. The doors may be opened and the passengers are thrown out of the vehicle and it may result in serious injury or death. Be especially careful for the front doors, as the doors may be opened even if the inside lock buttons are in locked position. l Set the rear door child protector locks when children are seated in the rear seat. 46